内布拉斯加丹顿的斯普林顿草原奥杜邦中心是红头啄木鸟(上图)及其它鸟类和野生动物的家。
The Spring Creek Prairie Audubon Center in Denton, Nebraska, is home to red-headed woodpeckers (above), among other birds and wildlife.
当新报道说欧洲和俄罗斯爆发禽流感时，中国报道说北部草原发现26只鸟死于禽流感。
China says some 26 birds have been found dead of bird flu in its northern grassland amid new reports of bird flu outbreaks in Europe and Russia.
升降不定的水位常常使草原上最好的滨鸟栖息地被挤到了保护区之外。
Often, fluctuating water levels put the best shorebird habitat on grassland outside the protected areas.
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